SPOT ON CHESS PUZZLES: Scary Moves at US Chess Championship

Two scary puzzles for you upon this fine Friday the 13th!

Taken from the round eight games Robson versus Niemann and Mishra versus Sevian. These were the only two decisive games played today. The Standings are:

1st Place @ 5.5 points GM Fabiano Caruana (2786)
2nd -5th Place @ 4.5 points: GMs Leinier Dominguez Perez, Wesley So, Hans Moke Niemann and Abhimanyu Mishra.
6th-7th Places @ 4 points each are GMs Sam Shankland and Ray Robson.
8th-10th Places @ 3.5 points are GMs Samuel Sevian, Dariusz Swiercz and Levon Aronian.
11th-12th Places @ 3 points are GMs Jeffery Xiong and Andrew Tang.

Saturday the 14th of October is a rest day with round 9 being held this Sunday the 15th.

Enjoy the fine remaining moves that will be played at the Women's and Men's US Chess Championships - we only have three more rounds to go now! ~ S